Super Lightweight CO2 Tire Inflator by Unich SPRINT - Weight 0.3 ounce (9g) ONLY! - Presta Compatible (CO2 Cartridge NOT INCLUDED) High quality CNC machined aluminium body with FREE fiber protection cover - NOT plastic CO2 inflators which often break Small, compact & lightweight. 0.31 ounce or 9 ONLY! Compatible with Presta valve and 16g threaded cartridge Threaded connection for threaded cartridges creating a tight seal - NO leaks with this CO2 inflator! NOTE: No CO2 cartridges included